Add arg to testcase.get_test_loc to skip file existence check
Add arg to testcase.get_test_loc to skip file existence check

 * no behavior change otherwise, and the new arg is True by default.

Signed-off-by: Philippe Ombredanne <ca95c4a6a4931f366cbdaf5878c5016609417d37@nexb.com>
yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,michaelrup/scancode-toolkit,yashdsaraf/scancode-toolkit,yashdsaraf/scancode-toolkit,marcreyesph/scancode-toolkit,michaelrup/scancode-toolkit,yasharmaster/scancode-toolkit,michaelrup/scancode-toolkit,michaelrup/scancode-toolkit,marcreyesph/scancode-toolkit,michaelrup/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,michaelrup/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,yashdsaraf/scancode-toolkit,yasharmaster/scancode-toolkit,marcreyesph/scancode-toolkit,yashdsaraf/scancode-toolkit,yashdsaraf/scancode-toolkit,marcreyesph/scancode-toolkit,michaelrup/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,marcreyesph/scancode-toolkit,marcreyesph/scancode-toolkit,yashdsaraf/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,yashdsaraf/scancode-toolkit,yasharmaster/scancode-toolkit,yasharmaster/scancode-toolkit,yashdsaraf/scancode-toolkit,michaelrup/scancode-toolkit,yasharmaster/scancode-toolkit,michaelrup/scancode-toolkit,yashdsaraf/scancode-toolkit,marcreyesph/scancode-toolkit